Windows 11 build 21385 (co_release_sh_flt)

10.0.21385.co_release_sh_flt.210517-1900
Build of Windows 11
Screenshot
OS familyWindows 11 (NT 10.0)
Version number10.0
Build number21385
ArchitectureAMD64
Build labco_release_sh_flt
Compiled on2021-05-17
SKUs
Home (Single Language)
SE
Pro (Single Language, China)
Pro Education
Pro for Workstations
Education
Enterprise (Multi-session)
IoT Enterprise

Windows 11 build 21385 (co_release_sh_flt) is a build of Windows 11. A photograph of the build running on the first-generation Surface Laptop Studio was shown in a repair video for the model uploaded on 11 December 2023 to the Microsoft Surface YouTube channel.[1]

Unlike build 21390, which also comes from the Cobalt shell branch, the user interface changes included as part of Windows 11 are disabled here, possibly through use of the UndockingDisabled registry toggle.

References[edit | edit source]

  1. Surface Laptop Studio repair video, Microsoft Surface. 11 December 2023.